9140131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 12837888

約数和(自身を除く): 3697757

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 397, 1001, 1771, 2093, 2779, 3289, 4367, 5161, 9131, 23023, 30569, 36127, 56771, 63917, 100441, 118703, 397397, 703087, 830921, 1305733, 9140131]

約数ペア:

[(1, 9140131), (7, 1305733), (11, 830921), (13, 703087), (23, 397397), (77, 118703), (91, 100441), (143, 63917), (161, 56771), (253, 36127), (299, 30569), (397, 23023), (1001, 9131), (1771, 5161), (2093, 4367), (2779, 3289)]